flange air release valve

Specifications Uage:Turn on or turn off the pipelines where the nominal pressure is less than 1.6Mpa.

       Main parts and materials (J41W-16)  

Name of parts	Materials
Body ,cover	Grey iron
Stem	Carbon steel
Disc	Grey iron+ PTFE

                                                         Function and specification

Type	Nominal pressure(Mpa)	Testing		working tempreature	suitable medium
		Strength (Water)Mpa	Enclose   (water) Mpa
J41W-16	1.6	2.4	1.8	≤120 °C	Water

                                                                                                 Outling and connect measurement

Type	Nominal Φ DN(mm)	Measurement(mm)
		L	D	D1	D2	b-f	z- Φd	H	D0
J41W-16	15	130	95	65	45	14-2	4- Φ14	190	98
	20	150	105	75	55	16-2	4- Φ14	190	98
	25	160	115	85	65	16-2	4- Φ14	207	98
	32	180	135	100	78	18-2	4- Φ18	235	125
	40	200	145	110	85	18-3	4- Φ18	245	125
	50	230	160	125	100	20-3	4- Φ18	270	150